Madrigali, A., Bonelli, F., Sgorbini, M., Citi, S., Cantile, C., Fratini, F. and Turini, L. 2020. Use of ultrasound in a case of Actinomycosis in a Holstein Friesian cow. The Thai Journal of Veterinary Medicine. 50, 1 (Mar. 2020), 115–119.